Carl Zondlo
NPI 1215549852 · Certified Registered Nurse Anesthetist · Medford, WI
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carl Zondlo is a Certified Registered Nurse Anesthetist provider in Medford, WI (NPI 1215549852).
Provider details
- NPI number
- 1215549852
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- NA (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-17
- Last updated
- 2024-04-25
- Certified
- 2024-04-25
Frequently asked questions
- What is Carl Zondlo's NPI number?
- Carl Zondlo's National Provider Identifier (NPI) is 1215549852, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carl Zondlo's specialty?
- Carl Zondlo is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carl Zondlo located?
- Carl Zondlo's practice location on file with NPPES is 135 S Gibson St, Medford, WI 54451-1622.
- What is Carl Zondlo's phone number?
- The practice phone number listed in the NPPES registry for Carl Zondlo is (715) 748-8100.
- Does Carl Zondlo accept Medicare?
- Carl Zondlo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carl Zondlo's NPI active?
- Yes — Carl Zondlo's NPI (1215549852) is active in the NPPES registry as of the last update on 2024-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.